* {
    margin: 0;
    padding: 0;
}
.mainContent{
    /*overflow: hidden;*/
    margin-bottom: 69px;
    display: flex;
}
.topBar1 {
    width: 100%;
    height: 116px;
    background: #FFFFFF;
}
.contentCon {
    width: 1200px;
    height: auto;
    margin: 0 auto;
    overflow: auto;
}
.currentPosition {
    height: 55px;
    line-height: 55px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
}
.tab{
    width: 100%;
	background: #ffffff;
	border: 1px solid #e8e8e8;
	margin-bottom: 20px;
    padding: 14px 20px;
    overflow: hidden;
}
.tab .tab_nav .item {
	width: 100%;
	height: auto;
	float: left;
	/* cursor: pointer; */
}

.tab .tab_nav .item .title {
    font-size: 12px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #6B6B6B;
    line-height: 20px;
	width: 60px;
    height: 17px;
    float: left;
    margin-right: 11px;
}
.tab .tab_nav .item .category .info div {
	cursor: pointer;
    width: 48px;
    height: 34px;
    font-size: 12px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #333;
    line-height: 20px;
}
.tab .tab_nav .item .category {
	width: 1005px;
    /* height: 34px; */
    height: auto;
	overflow: hidden;
	float: left;
}
.tab .tab_nav .item .category span {
	cursor: pointer;
	width: auto;
	font-family: PingFangSC-Regular, PingFang SC;
	font-weight: 400;
	display: inline-block;
	margin-left: 30px;
    margin-bottom: 10px;
    box-sizing: border-box;
    height: 17px;
    font-size: 12px;
    color: #3C3C3C;
    line-height: 17px;
}
.tab .tab_nav .item .category span:hover{
    color:  #05A4FF ;
	/* background: rgba(230, 246, 255,0.5); */
	
}
/* ------------------------------------------------------------ */

.tab .tab_nav .item > button {
	float: right;
	line-height: 22px;
	font-size: 12px;
	color: #707070;
	margin: 0;
	padding: 0;
	border: 1px solid transparent;
	outline: none;
	width: 58px;
	height: 26px;
	background: #f6f6f6;
	border: 1px solid #e8e8e8;
    margin-top: -4px;
	margin-right: 20px;
}
.tab .tab_nav .item > button:hover {
	background: #fff;
}
.tab .tab_nav .item > .pkUp {
	display: inline-block;
}
.tab .tab_nav .item > .pkUp:hover,
.tab .tab_nav .item > .pkAn:hover {
	cursor: pointer;
}
.tab .tab_nav .item > .pkAn {
	display: none;
}
/* 添加点击后的样式 */
.fontColor {
    color: #05A4FF !important;
}
/* 不限------样式 */
.noactive {
	font-size: 12px !important;
    font-family: PingFangSC-Regular, PingFang SC !important;
    font-weight: 400;
    color:#3C3C3C !important;
}
.more {
	height: 17px !important;
}
/* 右侧 */
.contentRight {
    width: 280px;
    height: auto;
    float: right;
    margin-left: 20px;
}
/* 视频列表 */
.contentUl{
    display: flex;
    justify-content: flex-start;
    flex-wrap: wrap;
    float: left;
    width: 900px;
}
.contentLi:nth-of-type(3n){
    margin-right: 0;
}
.contentLi{
    width: 290px;
    height: 260px;
    border: 1px solid #EEEEEE;
    margin-bottom: 20px;
    cursor: pointer;
    box-shadow:none;
    margin-right: 15px;
}
.contentLi:hover{
    transition: all 0.2s;
    box-shadow: 2px 2px 14px -8px rgba(0,0,0,0.5);
}
.contentLi:hover .bottomContent .videoDesc{
    color: #05A4FF;
}
.contentLi .topIMg{
    position: relative;
    width: 100%;
    height: 163px;
    overflow: hidden;
}
.contentLi .topIMg img{
    width: 100%;
    height: 100%;
    display: block;
}
.contentLi:hover img{
   transform: scale(1.1);
}
.contentLi .topIMg .playWrap{
    position: absolute;
    right: 4px;
    bottom: 5px;
    width: 128px;
    height: 24px;
    padding: 4px 11px;
    background: #05A4FF;
    border-radius: 16px;
    color: #fff;
    font-size: 12px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    line-height: 17px;
    display: flex;
    justify-content: space-between;
}
.contentLi .bottomContent{
    padding: 15px 15px 8px;
}
.contentLi .bottomContent .videoDesc{
    font-size: 14px;
    font-family: PingFangSC-Medium, PingFang SC;
    font-weight: bold;
    color: #222222;
    line-height: 20px;
    margin-bottom: 17px;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
    text-overflow: ellipsis;
    max-height: 40px;
}
.contentLi .bottomContent .videoType{
    font-size: 12px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #999999;
    line-height: 17px;
}
.pagenation1 {
    /*width: 100%;*/
    margin-top: 30px;
    float: right;
    position: absolute;
    bottom: -50px;
    right: 0;
}
.maiTitle{
    height: 17px;
    font-size: 12px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #6B6B6B;
    line-height: 17px;
}
.mayNecessary {
    width: 280px;
    height: auto;
    /*height: 443px;*/
    background: #0f0;
    background: #FFFFFF;
    /*border: 1px solid #E9E9E9;*/
}

.answer {
    width: 280px;
    /*height: 238px;*/
    height: auto;
    background: #FFFFFF;
    /*border: 1px solid #E9E9E9;*/
    margin-top: 20px;
}

.hotVideo {
    width: 277px;
    /*height: 401px;*/
    height: auto;
    background: #FFFFFF;
    /*border: 1px solid #E9E9E9;*/
    margin-top: 20px;
}
.noData{
    float: left;
    width: 900px;
    position: relative;
}
.noData .imgWrap{
    text-align: center;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    top: 100px;

}
.noData .imgWrap p{
    color: #3C3C3C;
}